The Beaverton Police Department sponsors paper shredding for residents six times a year, including 10 a.m.-1 p.m. Saturday at Tektronix, 13975 S.W. Karl Braun Drive. Limit of three boxes of paper per car; a donation of canned food for the Oregon Food Bank is encouraged, beavertonoregon.gov.

All Disney stores -- Bring in five plastic shopping bags to be recycled on Sunday and get a free Disney reusable shopping bag.

Free national park admission: Get free admission to all 397 national parks Saturday to April 29.

Discount on green products: Get 20 percent to 50 percent off on all green and natural products at Drugstore.com through Sunday. Products include top brands such as Kiss My Face, Burt's Bees, Jason hair and skin products, and Twinlab supplements.

Discount on toys and games: Barnes & Noble offers 20 percent to 50 percent off Earth-friendly toys and games from their online store, barnesandnoble.com.